معنی : اجرام کوچک و بی شمار اسمانی، کوچک ستاره معانی دیگر : (نجوم - فرضیه ی سیارک ها) سیارک، ریز اختر، سیارات صغار
اسم ( noun )• : تعریف: any of the numerous small bodies once thought to have orbited the sun and coalesced to form the planets.
• of tiny cosmic bodies that are believed to have joined to form the planetstiny cosmic bodies that are believed to have joined to form the planets